Time. function. Time. Initial data. 32. CMU Phoolproof prevention ... One-time or persistent tokens for cookies and validation emails. Multiple session support ...
CS 259 Password Authentication J. Mitchell Basic password authentication Setup User chooses password Hash of password stored in password file Authentication User logs ...
Victim receives email seemingly from an institution ... Current Approaches. Heuristics ... Reduce the power of attacks to that of pre-Internet scams ...